Home / 2,837,075.52-3,910,590.53-1,918,969.68

Finding the Fourth Proportional to 2,837,075.52, 3,910,590.53 and 1,918,969.68

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Solution

The fourth proportional to 2,837,075.52, 3,910,590.53 and 1,918,969.68 is: 2,645,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837,075.52 : 3,910,590.53 = 1,918,969.68 : x
  2. Step 2: Convert to fraction form
    2,837,075.52/3,910,590.53 = 1,918,969.68/x
  3. Step 3: Cross multiply
    2,837,075.52x = 3,910,590.53 × 1,918,969.68
  4. Step 4: Simplify right side
    2,837,075.52x = 7,504,304,670,231.13
  5. Step 5: Solve for x
    x = 7,504,304,670,231.13/2,837,075.52
  6. Step 6: Final answer
    x = 2,645,084.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.